About St500; Call Features - NEC UNIVERGE GT890 User Manual

About ST500

ST500 is a pre-installed app for enabling extension calls on smart devices. By operating on smart devices,
ST500 integrates with a communication server (UNIVERGE SV Series) and is incorporated into an IP
telephone system to provide high-quality voice calls. ST500 offers video calls as well.

Call features

The following table shows call related features available on ST500.
Feature
Originating calls
Answering calls
Holding calls
Transferring calls
Three-way call
Call forwarding
Call forwarding on no
answer
Call forwarding on busy
Out of service call
forwarding
Call pickup
Voicemail
Note:

When the ST500 is in use, do not activate the other VoIP apps.
The ST500 does not operate properly because of a conflict with audio controls.

Always use ST500 in the active state (it can run in the background).

Select Language from Phone settings.
Table 5: Call features.
Outgoing calls can be originated from various screens of ST500 such as
Favorites, Call, Contacts, and History.
Incoming calls can be answered or declined. Missed calls are notified.
An ongoing call can be hold.
A call can be transferred to another party.
A conference call with two guests is possible.
Calls that arrive while the called party is away can be forwarded to a number
that is preset with an access code.
Calls that arrive when the called party cannot answer can be forwarded to a
number that is preset with an access code.
Calls that arrive while the called party is on other call can be forwarded to a
number that is preset with an access code.
Calls that arrive while the called party is at a place where no radio wave can
reach can be forwarded to a number that is preset with an access code.
Calls that come to a member of the same group while the member is away can
be picked up by anyone in the same group with preset access codes.
Originating a call to a voicemail system to use voicemail features is available.
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Description